Home / 28,059.82-38,717.19-16,123.66

Finding the Fourth Proportional to 28,059.82, 38,717.19 and 16,123.66

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Solution

The fourth proportional to 28,059.82, 38,717.19 and 16,123.66 is: 22,247.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,059.82 : 38,717.19 = 16,123.66 : x
  2. Step 2: Convert to fraction form
    28,059.82/38,717.19 = 16,123.66/x
  3. Step 3: Cross multiply
    28,059.82x = 38,717.19 × 16,123.66
  4. Step 4: Simplify right side
    28,059.82x = 624,262,710.92
  5. Step 5: Solve for x
    x = 624,262,710.92/28,059.82
  6. Step 6: Final answer
    x = 22,247.57

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.